private bool DetermineExportInputMapping()
{
AssetExportEnvironment prepareEnv = new AssetExportEnvironment(
this.exportDir,
this.input);
prepareEnv.IsPrepareStep = true;
this.inputMapping = this.SelectImporter(prepareEnv);
return(this.inputMapping.Importer != null);
}
private ExportInputAssignment SelectImporter(AssetExportEnvironment env)
{
if (!env.IsPrepareStep)
{
throw new ArgumentException(
"The specified export environment must be configured as a preparation environment.",
"env");
}
// Find an importer to handle some or all of the unhandled input files
List <ExportInputAssignment> candidates = new List <ExportInputAssignment>();
foreach (IAssetImporter importer in AssetManager.Importers)
{
env.ResetAcquiredData();
try
{
importer.PrepareExport(env);
}
catch (Exception ex)
{
Log.Editor.WriteError("An error occurred in the preparation step of '{1}': {0}",
Log.Exception(ex),
Log.Type(importer.GetType()));
continue;
}
if (env.IsHandled)
{
candidates.Add(new ExportInputAssignment
{
Importer = importer,
ExpectedOutput = env.OutputPaths.ToArray()
});
}
}
// If multiple importers intend to handle the same files, resolve conflicts
if (candidates.Count > 1)
{
ExportInputAssignment[] conflictingAssignments = candidates.ToArray();
int selectedIndex = this.ResolveMappingConflict(env.Input, conflictingAssignments);
if (selectedIndex == -1)
{
return(default(ExportInputAssignment));
}
else
{
return(conflictingAssignments[selectedIndex]);
}
}
return(candidates.FirstOrDefault());
}
private bool ExportToLocalFolder()
{
this.outputPaths = new List <string>();
bool success = false;
{
AssetExportEnvironment importEnv = new AssetExportEnvironment(this.exportDir, this.input);
success = this.RunImporter(importEnv, this.inputMapping, this.outputPaths);
}
return(success);
}
private bool RunImporter(AssetExportEnvironment env, ExportInputAssignment assignment, IList <string> outputPathCollection)
{
try
{
assignment.Importer.Export(env);
// Get a list on properly registered output Resources and report warnings on the rest
foreach (string outputPath in env.OutputPaths)
{
FileEventManager.FlagPathEditorModified(outputPath);
if (!assignment.ExpectedOutput.Contains(outputPath))
{
Log.Editor.WriteWarning(
"AssetImporter '{0}' created an unpredicted output file: '{1}'. " + Environment.NewLine +
"This may cause problems in the Asset Management system, especially during Asset re-import. " + Environment.NewLine +
"Please fix the implementation of the PrepareExport method so it properly calls AddOutputPath for each predicted output file.",
Log.Type(assignment.Importer.GetType()),
outputPath);
}
else
{
outputPathCollection.Add(outputPath);
}
}
}
catch (Exception ex)
{
Log.Editor.WriteError("An error occurred while trying to export Resource '{2}' using '{1}': {0}",
Log.Exception(ex),
Log.Type(assignment.Importer.GetType()),
env.Input);
return(false);
}
return(true);
}
private bool DetermineExportInputMapping()
{
AssetExportEnvironment prepareEnv = new AssetExportEnvironment(
this.exportDir,
this.input);
prepareEnv.IsPrepareStep = true;
this.inputMapping = this.SelectImporter(prepareEnv);
return this.inputMapping.Importer != null;
}
private bool RunImporter(AssetExportEnvironment env, ExportInputAssignment assignment, IList<string> outputPathCollection)
{
try
{
assignment.Importer.Export(env);
// Get a list on properly registered output Resources and report warnings on the rest
foreach (string outputPath in env.OutputPaths)
{
FileEventManager.FlagPathEditorModified(outputPath);
if (!assignment.ExpectedOutput.Contains(outputPath))
{
Log.Editor.WriteWarning(
"AssetImporter '{0}' created an unpredicted output file: '{1}'. " + Environment.NewLine +
"This may cause problems in the Asset Management system, especially during Asset re-import. " + Environment.NewLine +
"Please fix the implementation of the PrepareExport method so it properly calls AddOutputPath for each predicted output file.",
Log.Type(assignment.Importer.GetType()),
outputPath);
}
else
{
outputPathCollection.Add(outputPath);
}
}
}
catch (Exception ex)
{
Log.Editor.WriteError("An error occurred while trying to export Resource '{2}' using '{1}': {0}",
Log.Exception(ex),
Log.Type(assignment.Importer.GetType()),
env.Input);
return false;
}
return true;
}
private ExportInputAssignment SelectImporter(AssetExportEnvironment env)
{
if (!env.IsPrepareStep) throw new ArgumentException(
"The specified export environment must be configured as a preparation environment.",
"env");
// Find an importer to handle some or all of the unhandled input files
List<ExportInputAssignment> candidates = new List<ExportInputAssignment>();
foreach (IAssetImporter importer in AssetManager.Importers)
{
env.ResetAcquiredData();
try
{
importer.PrepareExport(env);
}
catch (Exception ex)
{
Log.Editor.WriteError("An error occurred in the preparation step of '{1}': {0}",
Log.Exception(ex),
Log.Type(importer.GetType()));
continue;
}
if (env.IsHandled)
{
candidates.Add(new ExportInputAssignment
{
Importer = importer,
ExpectedOutput = env.OutputPaths.ToArray()
});
}
}
// If multiple importers intend to handle the same files, resolve conflicts
if (candidates.Count > 1)
{
ExportInputAssignment[] conflictingAssignments = candidates.ToArray();
int selectedIndex = this.ResolveMappingConflict(env.Input, conflictingAssignments);
if (selectedIndex == -1)
return default(ExportInputAssignment);
else
return conflictingAssignments[selectedIndex];
}
return candidates.FirstOrDefault();
}
private bool ExportToLocalFolder()
{
this.outputPaths = new List<string>();
bool success = false;
{
AssetExportEnvironment importEnv = new AssetExportEnvironment(this.exportDir, this.input);
success = this.RunImporter(importEnv, this.inputMapping, this.outputPaths);
}
return success;
}
